Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. William James Hopewell III, M.D.

Surgery Physician in Loma Linda, CA · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1790885150

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Registry record

Entity type Individual (Type 1)

Name Dr. William James Hopewell III

Credential M.D.

Sex Male

Practice address 11201 Benton Street, Loma Linda, CA, 92357

Phone (909) 583-6064

Enumeration date Sep 25, 2006

Last updated in NPPES Sep 11, 2025

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License G50944 (CA) Primary

2086S0129X Vascular Surgery Physician Allopathic & Osteopathic Physicians · License G50944 (CA) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for William Hopewell?

The National Provider Identifier (NPI) for William Hopewell is 1790885150, a Type 1 (individual) record in the CMS NPPES registry.

Where does William Hopewell practice?

The practice location on file with NPPES is in Loma Linda, CA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-11.